About This Item: 

• 12mm Hardened Steel 4-Digit Combination ULock makes for 10,000 possible combinations, this is the smart safe and secure bicycle lock you've been looking for
• PVC Rubber Coated: The metal solid lock shackle is covered in a PVC rubber coating, which will keep your bike combination lock in excellent shape, and it won't scuff-up your bike either.
• 4-digit combination U lock, high quality anti theft lock cylinder, prevents thieves from using a universal key to crack your bike locks. Must-have accessories for your bikes.
• This bike locks heavy duty anti theft dimensions are: 12mm(Thickness), 10.0 inches (Length) x 5.5 inches (Width of "U") 7" (Width of base). Easy-to-use combination bike lock.